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42311473 = 1032771483
BaseRepresentation
bin1010000101100…
…1111100110001
32221121122102121
42201121330301
541312431343
64110514241
71022433031
oct241317461
987548377
1042311473
112197a266
1212205981
1389c5999
1458958c1
153aabaed
hex2859f31

42311473 has 8 divisors (see below), whose sum is σ = 42905408. Its totient is φ = 41721264.

The previous prime is 42311471. The next prime is 42311519. The reversal of 42311473 is 37411324.

42311473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42311473 - 21 = 42311471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42311471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27790 + ... + 29272.

It is an arithmetic number, because the mean of its divisors is an integer number (5363176).

Almost surely, 242311473 is an apocalyptic number.

It is an amenable number.

42311473 is a deficient number, since it is larger than the sum of its proper divisors (593935).

42311473 is a wasteful number, since it uses less digits than its factorization.

42311473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863.

The product of its digits is 2016, while the sum is 25.

The square root of 42311473 is about 6504.7269735170. The cubic root of 42311473 is about 348.4598256040.

Adding to 42311473 its reverse (37411324), we get a palindrome (79722797).

The spelling of 42311473 in words is "forty-two million, three hundred eleven thousand, four hundred seventy-three".

Divisors: 1 103 277 1483 28531 152749 410791 42311473